34003780747 has 2 divisors, whose sum is σ = 34003780748. Its totient is φ = 34003780746.

The previous prime is 34003780739. The next prime is 34003780771. The reversal of 34003780747 is 74708730043.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34003780747 - 2³ = 34003780739 is a prime.

It is not a weakly prime, because it can be changed into another prime (34003780717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17001890373 + 17001890374.

It is an arithmetic number, because the mean of its divisors is an integer number (17001890374).

Almost surely, 2^34003780747 is an apocalyptic number.

34003780747 is a deficient number, since it is larger than the sum of its proper divisors (1).

34003780747 is an equidigital number, since it uses as much as digits as its factorization.

34003780747 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 395136, while the sum is 43.

The spelling of 34003780747 in words is "thirty-four billion, three million, seven hundred eighty thousand, seven hundred forty-seven".